Yamaha FJR13AY 2009, Service Manual

Page: 323 / 744

CAMSHAFTS
5-18
▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲ ▲▲▲ ▲ ▲▲▲
EAS24010
INSTALLING THE CAMSHAFTS
1. Install:
• Exhaust camshaft sprocket
• Intake camshaft sprocket
TIP
• While holding the camshaft sprockets with the
rotor holding tool “1”, tighten the camshaft
sprocket bolts.
• Make sure that the holes “a” in the cylinder-#4
cam and match marks “b” and “c” on the cam-
shaft sprockets are in the position shown in the
illustration.
2: Exhaust camshaft sprocket
3: Intake camshaft sprocket
b: Exhaust side “
→
”
c: Intake side “—”
d: Cylinder-#1 cam
2. Install:
• Timing chain “1”
• Exhaust camshaft “2”
• Intake camshaft “3”
(with the camshaft sprockets)
NOTICE
ECA13740
Do not turn the crankshaft when installing
the camshaft(s) to avoid damage or improper
valve timing.
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Install the timing chain onto both camshaft
sprockets, and then install the camshafts.
TIP
• Make sure the holes “a” on each camshaft fac-
es up.
• When installing the timing chain, start with the
exhaust camshaft and be sure to keep the tim-
ing chain as tight as possible on the exhaust
side.
• Make sure the match marks “b” and “c” on the
camshaft sprockets are aligned with the cylin-
der head edge.
b: Exhaust side “
→
”
c: Intake side “—”
T
R
.
.
Camshaft sprocket bolt
24 Nm (2.4 m·kg, 17 ft·lb)
Rotor holding tool
90890-01235
Universal magneto & rotor holder
YU-01235